When Mercury Transits the Sunlight, you can see it being a very small black dot silhouetted in opposition to the Solar's disk. For the duration of its 2nd flyby from the planet on October 6, 2008, MESSENGER learned that Mercury's magnetic subject is usually really "leaky". The spacecraft encountered magnetic https://apps.apple.com/de/app/merkur-spieleraum-online/id6477957809